| 释义 |
guard againstguard against1.■避免, 预防We must guard against accidents.我们必须谨防事故。The doctor must always guard against passing on disease to his family.医生必须时常提防把疾病传染给他的家人。He guarded himself against vice.他避免染上坏习惯。Wear a hat to guard your face against the sun.戴帽子可以遮阳光。We were guarded by sentries against surprise attack.我们由哨兵守卫, 以免遭受突袭。 |